The invention discloses a TCM (traditional Chinese medicine) preparation for treating pulmonary heart disease, which is prepared from the following materials by weight part: 30 to 60 parts of Japanese stephania root, 25 to 50 parts of patience dock root, 20 to 40 parts of tuckahoe, 15 to 30 parts of bighead atractylodes rhizome, 10 to 25 parts of semen perillae acutae, 12 to 30 parts of common hongfennel root, 20 to 40 parts of snakegourd fruit, 15 to 35 parts of root bark of white mulberry, 12 to 30 parts of radish seed, 10 to 25 parts of Magnolia officinalis and 10 to 25 parts of common coltsfoot flower. The TCM preparation of the invention can achieve the fundamental effects of benefiting the vital energy, invigorating the circulation of blood, eliminating the blood stasis and relieving the swelling, wherein the Japanese stephania root as a monarch drug can clear away the heat and detoxify; the patience dock root as an adjuvant drug can break the stagnancy, diminish the inflammation, eliminate the dampness and detoxify; the tuckahoe can strengthen the spleen and stomach; the bighead atractylodes rhizome can regulate the middle warmer and eliminate the phlegm; the semen perillae acutae can promote the sweating, disperse the cold, promote the circulation and alleviate the middle energizer; the common hongfennel root can open the inhibited lung-energy, clear the heat, reduce the phlegm and relieve the cough; the snakegourd fruit can nourish the lung and relieve the cough; the root bark of white mulberry can purge the lung of pathogenic fire and promote the dieresis; the radish seed can help the digestion and alleviate the asthma; the Mongolian officinalis can tonify the spleen and eliminate the dampness; and the common coltsfoot flower can nourish the lung and reinforce the insufficiency. The invention achieves the exact effects of preventing and treating the pulmonary heart disease by putting the materials into combined use.